It's been a lifestyle change for me: Ranbir on transformation for 'Animal'

Actor Ranbir Kapoor, speaking about his physical transformation for upcoming film 'Animal', has said that it has been a lifestyle change for him. "I think that will be very challenging for me after 'Sanju'," the actor added. He further said that he wants to do it correctly with diet and the correct amount of workout, rest and recovery.